Challenges for Sustainable Ironmaking at ArcelorMittal - ABM

Challenges for Sustainable Ironmaking at ArcelorMittal - ABM Challenges for Sustainable Ironmaking at ArcelorMittal - ABM

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Tubarao No. 1 BF Productivity – t/d/m³ IV Sustained operation with high production - Accumulated Production: 82.263.912 t - Accumulated Productivity: 2.068 t/d/m³ Inner volume 3.5 3 2.5 2 t/d/m³ 1.5 1 0.5 0 Startup 1983 1984 Nov 11, 1983 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 Productivity 05/10/2008 45

Tubarao No. 1 BF Total Fuel Rate (not equivalent) Sustained operation with low fuel rate - 1986 started tar injection, - 1996 started PCI injection Kg/thm 600 550 500 450 400 350 300 250 200 150 100 50 0 9,3 13,3 12,9 13,6 3,8 1,1 10,4 12,7 17,3 19,8 11,6 15,5 17,8 28,5 32,5 32,2 34,0 40,5 69,0 64,0 64,5 73,8 70,7 1983 1984 1985 1986 1987 1988 160 140 120 100 80 60 40 20 0 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 SCR CR TAR PCR FR 05/10/2008 46

Tubarao No. 1 BF Total Fuel R<strong>at</strong>e<br />

(not equivalent)<br />

Sustained oper<strong>at</strong>ion with low fuel r<strong>at</strong>e<br />

- 1986 started tar injection,<br />

- 1996 started PCI injection<br />

Kg/thm<br />

600<br />

550<br />

500<br />

450<br />

400<br />

350<br />

300<br />

250<br />

200<br />

150<br />

100<br />

50<br />

0<br />

9,3 13,3 12,9 13,6 3,8 1,1 10,4 12,7 17,3 19,8 11,6 15,5 17,8 28,5 32,5 32,2 34,0 40,5<br />

69,0<br />

64,0 64,5<br />

73,8 70,7<br />

1983<br />

1984<br />

1985<br />

1986<br />

1987<br />

1988<br />

160<br />

140<br />

120<br />

100<br />

80<br />

60<br />

40<br />

20<br />

0<br />

1989<br />

1990<br />

1991<br />

1992<br />

1993<br />

1994<br />

1995<br />

1996<br />

1997<br />

1998<br />

1999<br />

2000<br />

2001<br />

2002<br />

2003<br />

2004<br />

2005<br />

2006<br />

2007<br />

2008<br />

SCR CR TAR PCR FR<br />

05/10/2008 46

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